@font-face{font-family:Space Grotesk;src:url('/assets/fonts/space-grotesk-regular.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Space Grotesk;src:url('/assets/fonts/space-grotesk-semibold.ttf') format('truetype');font-weight:500 700;font-display:swap}
@font-face{font-family:IBM Plex Mono;src:url('/assets/fonts/ibm-plex-mono.ttf') format('truetype');font-weight:400;font-display:swap}
:root{color-scheme:dark;--bg:#080808;--surface:#111;--panel:#171717;--line:#292929;--muted:#a0a0a0;--faint:#858585;--text:#f2f2f2;--font:'Space Grotesk',sans-serif;--mono:'IBM Plex Mono',monospace}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default}button,a{touch-action:manipulation}button{border:0;background:none}a{color:inherit;text-decoration:none}svg{width:20px;height:20px;flex-shrink:0}h1,h2,h3,p{margin:0}button,input,textarea,select{outline-offset:4px}:focus-visible{outline:2px solid #eee;outline-offset:3px}::selection{background:#ccc;color:#080808}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;z-index:100;left:20px;top:10px;background:#eee;color:#111;padding:12px;transform:translateY(-150%)}.skip:focus{transform:none}.chat-app{display:flex;height:100dvh;min-height:440px}.sidebar{width:264px;flex-shrink:0;background:#111;border-right:1px solid #222;display:flex;flex-direction:column;padding:24px 16px 14px;transition:width .2s}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:0 3px 27px 8px}.chat-brand{display:flex;align-items:center;gap:9px;font-size:27px;font-weight:600;letter-spacing:-1.4px}.chat-brand>svg{width:26px;height:26px}.word-domain{font-weight:400;font-size:15px;letter-spacing:-.5px;color:#858585}.icon-btn{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;color:#929292;flex-shrink:0}.icon-btn:hover{background:#222;color:#eee}.icon-btn svg{width:18px;height:18px}.sidebar-tools{display:grid;gap:8px}.new-chat,.search-button{display:flex;align-items:center;gap:11px;width:100%;padding:12px;border-radius:6px;min-height:46px;text-align:left}.new-chat{background:#232323;border:1px solid #3b3b3b}.new-chat:hover{background:#2c2c2c}.search-button{color:#aaa}.search-button:hover{background:#1c1c1c;color:#eee}kbd{font-family:var(--mono);font-size:11px;color:#999}.sidebar-tools kbd{margin-left:auto;font-size:10px}.history{flex:1;overflow-y:auto;overflow-x:hidden;padding-top:28px;scrollbar-width:thin;scrollbar-color:#333 transparent}.history-label{font-size:11px;font-family:var(--mono);color:#858585;padding:0 12px;margin:0 0 12px}.history-label:not(:first-child){margin-top:28px}.history-row{display:flex;align-items:center;min-height:43px;border-radius:6px;margin-bottom:3px}.history-row:hover,.history-row.active{background:#222}.history-row.active{box-shadow:inset 2px 0 #aaa}.history-open{display:flex;align-items:center;gap:10px;min-width:0;flex:1;text-align:left;padding:11px 4px 11px 12px;color:#aaa;font-size:12px}.history-open>svg{width:15px;height:15px;color:#777}.history-open span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.active .history-open{color:#eee}.history-row>.icon-btn{width:29px;height:35px;opacity:0}.history-row:hover>.icon-btn,.history-row:focus-within>.icon-btn,.history-row.active>.icon-btn{opacity:1}.history-empty{font-size:12px;color:#777;padding:0 12px;line-height:1.8}.sidebar-bottom{margin-top:20px}.plan-link{display:flex;align-items:center;gap:11px;border:1px solid #313131;border-radius:6px;padding:14px 12px;font-size:12px;color:#ccc}.plan-link>svg:last-child{margin-left:auto;width:15px}.plan-link:hover{border-color:#666}.profile{display:flex;align-items:center;gap:11px;width:100%;padding:20px 8px 3px;text-align:left}.avatar{display:grid;place-items:center;width:34px;height:34px;border:1px solid #3b3b3b;border-radius:7px;background:#232323}.avatar svg{width:22px;height:22px}.profile strong{font-size:12px;font-weight:500;display:block}.profile small{font-size:11px;color:#858585;display:block;margin-top:2px}.profile>svg{margin-left:auto;color:#888;width:18px}.chat-main{flex:1;min-width:0;display:flex;flex-direction:column}.chat-header{height:83px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 35px;gap:16px}.header-left,.header-right{display:flex;align-items:center;gap:17px;min-width:0}.header-left>.icon-btn{display:none}.model-button{display:flex;align-items:center;gap:8px;padding:9px 0;white-space:nowrap}.model-button strong{font-size:17px;font-weight:500}.model-button>span{font-size:10px;font-family:var(--mono);padding:2px 5px;border:1px solid #333;border-radius:4px;color:#aaa}.model-button svg{width:13px;color:#777}.header-rule{width:1px;height:16px;background:#292929}#conversation-title{font-size:12px;color:#858585;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:240px}.preview-label{font-size:10px;font-family:var(--mono);color:#888;display:flex;align-items:center;gap:8px;white-space:nowrap}.preview-label>span{width:5px;height:5px;border-radius:50%;background:#aaa}.temporary{display:flex;align-items:center;gap:7px;min-height:40px;color:#999;font-size:12px;border:1px solid transparent;border-radius:5px;padding:8px 10px}.temporary svg{width:16px}.temporary:hover,.temporary[aria-pressed=true]{border-color:#444;background:#191919;color:#eee}.chat-workspace{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;align-items:center;padding:0 36px;scrollbar-width:thin;scrollbar-color:#333 transparent}.welcome{margin-top:clamp(45px,12vh,145px);text-align:center;flex-shrink:0}.welcome-symbol{height:86px;margin-bottom:22px;display:flex;justify-content:center}.welcome-symbol img{width:96px;height:96px;object-fit:contain;filter:drop-shadow(0 10px 12px #000)}.welcome-kicker{font-family:var(--mono);font-size:10px;letter-spacing:.2px;color:#858585;margin-bottom:13px}.welcome h1{font-size:clamp(27px,3vw,42px);letter-spacing:-1.8px;line-height:1.2;font-weight:500}.welcome-note{color:#858585;font-size:13px;margin-top:13px}.composer-region{width:100%;max-width:760px;margin-top:37px;flex-shrink:0}.composer{border:1px solid #353535;border-radius:12px;background:#171717;padding:19px 15px 12px;box-shadow:0 5px 35px #0003;transition:border-color .15s}.composer:focus-within{border-color:#686868}.composer textarea{border:0;background:transparent;color:#eee;resize:none;width:100%;min-height:56px;max-height:180px;font-size:16px;line-height:1.6;padding:0 7px;display:block;outline:none;field-sizing:content}.composer textarea::placeholder{color:#929292}.composer-toolbar{display:flex;justify-content:space-between;align-items:center;margin-top:12px;gap:8px}.composer-left,.composer-right{display:flex;align-items:center;gap:11px;min-width:0}.composer-separator{width:1px;height:17px;background:#353535}.composer-left>.icon-btn{width:32px;height:34px;color:#b0b0b0}.composer-left>.icon-btn>svg{width:23px;height:23px}.effort-wrap{position:relative}.effort-button{display:flex;align-items:center;gap:7px;border-radius:5px;padding:8px;font-size:12px;color:#bbb;min-height:36px}.effort-button:hover{background:#272727}.effort-button>svg{width:15px;height:15px}.effort-button>svg:last-child{width:12px;color:#858585}.enter-hint{font-family:var(--mono);font-size:10px;color:#777}.send-button{background:#eee;color:#111;border-radius:7px;width:35px;height:35px;display:grid;place-items:center}.send-button:hover{background:#ccc}.send-button:disabled{background:#303030;color:#757575}.send-button svg{width:20px}.composer-disclaimer{font-size:10px;color:#858585;text-align:center;margin:12px 0 0}.suggestions{width:100%;max-width:760px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:31px;flex-shrink:0}.suggestions button{display:flex;align-items:center;text-align:left;gap:9px;border:1px solid #252525;padding:14px 12px;border-radius:6px;font-size:11px;min-height:49px;color:#aaa;background:#0d0d0d}.suggestions button>svg{width:15px;height:15px;color:#999}.suggestions button>svg:last-child{display:none}.suggestions button:hover{border-color:#555;background:#191919;color:#eee}.workspace-foot{display:flex;align-items:center;gap:12px;margin:55px 0 25px;color:#555;font-family:var(--mono);font-size:10px}.foot-line{width:25px;height:1px;background:#292929}.effort-menu{position:absolute;bottom:calc(100% + 14px);left:0;z-index:15;background:#1c1c1c;border:1px solid #444;border-radius:9px;width:300px;max-width:calc(100vw - 50px);padding:8px;box-shadow:0 14px 45px #000b}.effort-menu>p{font-family:var(--mono);font-size:11px;color:#999;padding:9px 11px}.effort-menu>button{display:flex;align-items:center;gap:14px;width:100%;padding:11px;border-radius:5px;text-align:left}.effort-menu>button:hover{background:#2a2a2a}.effort-menu strong{display:block;font-size:13px;font-weight:500}.effort-menu small{display:block;color:#999;font-size:11px;line-height:1.5;margin-top:4px}.effort-check{margin-left:auto;visibility:hidden}.effort-menu [aria-pressed=true] .effort-check{visibility:visible}.effort-check svg{width:16px}.chat-app.collapsed .sidebar{display:none}.chat-app.collapsed .header-left>.icon-btn{display:inline-flex}.messages{width:100%;max-width:760px;flex:1;padding:35px 0 15px}.message{margin-bottom:33px;overflow-wrap:anywhere}.message.user{display:flex;flex-direction:column;align-items:flex-end}.user-bubble{max-width:85%;border:1px solid #303030;border-radius:12px 12px 3px 12px;padding:14px 19px;background:#202020;font-size:15px;white-space:pre-wrap}.message-meta{display:flex;align-items:center;gap:9px;margin-bottom:14px}.message-meta>svg{width:24px;height:24px}.message-meta strong{font-size:14px;font-weight:500}.message-meta span{font-family:var(--mono);font-size:10px;color:#888;margin-left:5px}.message-text{padding-left:33px;color:#ccc;font-size:15px;line-height:1.9}.message-text p+p{margin-top:16px}.message-tools{display:flex;gap:2px;margin:12px 0 0 27px}.user .message-tools{margin:4px 0 0}.message-tools .icon-btn{width:32px;height:32px}.message-tools svg{width:15px}.message pre{max-width:100%;overflow-x:auto;border:1px solid #333;background:#141414;border-radius:6px;padding:19px;font:12px/1.8 var(--mono);margin:17px 0 0;color:#bbb}.code-caption{font:10px var(--mono);color:#858585;margin-top:17px}.workspace-conversation .composer-region{margin-top:0;position:sticky;bottom:0;padding-top:13px;padding-bottom:19px;background:#080808}.workspace-conversation .workspace-foot{display:none}.attachments{display:flex;gap:8px;flex-wrap:wrap;margin:0 7px 15px}.attachment{display:flex;align-items:center;gap:6px;max-width:100%;padding:6px 8px;border:1px solid #444;border-radius:6px;font-size:11px;color:#bbb}.attachment>span{max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attachment svg{width:15px}.attachment button{padding:2px;display:grid;place-items:center}.thinking{padding-left:33px;font-size:12px;color:#999}.thinking::after{content:' · · ·';letter-spacing:3px}.toast{position:fixed;z-index:100;bottom:24px;left:50%;transform:translateX(-50%);padding:12px 18px;border:1px solid #555;border-radius:7px;background:#222;color:#eee;box-shadow:0 10px 35px #0009;font-size:13px;max-width:calc(100% - 32px);width:max-content;pointer-events:none;opacity:0;transition:opacity .15s}.toast.visible{opacity:1}.chat-dialog{background:#171717;border:1px solid #444;border-radius:12px;color:#eee;padding:0;width:min(500px,calc(100% - 32px));max-height:calc(100dvh - 40px);box-shadow:0 25px 80px #000b}.chat-dialog::backdrop{background:#000b;backdrop-filter:blur(6px)}.dialog-heading{padding:19px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid #303030}.dialog-heading h2{font-size:18px;font-weight:500;letter-spacing:-.4px}.dialog-heading .icon-btn{width:32px;height:32px}.settings-body{padding:24px}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:22px;font-size:13px}.chat-dialog select{max-width:55%;background:#222;border:1px solid #444;border-radius:5px;padding:9px;color:#eee;font-size:12px}.setting-help,.session-note{font-size:12px;color:#999;line-height:1.8}.settings-body h3{font-size:13px;font-weight:500;margin:26px 0 14px}.shortcut-list{display:grid;gap:13px;font-size:12px;color:#aaa}.shortcut-list>div{display:flex;justify-content:space-between;gap:12px}.session-note{margin:24px 0;padding-top:20px;border-top:1px solid #333}.solid-button{background:#eee;color:#111;border-radius:5px;padding:11px 17px;min-height:43px;font-size:13px;font-weight:500}.solid-button:hover{background:#ccc}.subtle-button{border:1px solid #444;border-radius:5px;padding:10px 16px;font-size:13px}.subtle-button:hover{background:#292929}.search-field{display:flex;gap:10px;align-items:center;margin:20px 22px;padding:12px;border:1px solid #444;border-radius:6px;color:#999}.search-field input{width:100%;background:none;border:0;outline:none;color:#eee;font-size:14px}.search-results{max-height:350px;overflow:auto;padding:0 15px}.search-result{display:flex;align-items:center;gap:12px;width:100%;padding:13px 10px;border-radius:5px;text-align:left;overflow-wrap:anywhere;font-size:13px}.search-result:hover{background:#292929}.search-result svg{color:#888;flex-shrink:0}.search-result span{min-width:0}.search-result small{display:block;color:#888;font-size:11px;margin-top:4px}.dialog-foot{padding:17px 22px;color:#888;font-size:11px;border-top:1px solid #303030;margin-top:15px}.empty-search{padding:25px 8px;color:#999;font-size:13px}.conversation-actions{padding:12px}.conversation-actions button{display:flex;align-items:center;gap:12px;width:100%;padding:14px;border-radius:6px;text-align:left;font-size:14px}.conversation-actions button:hover{background:#292929}.conversation-actions svg{width:17px;color:#aaa}#action-chat-title{padding:18px 24px 0;font-size:13px;color:#999;overflow-wrap:anywhere}#rename-form label{display:block;font-size:12px;color:#aaa;margin-bottom:9px}#rename-input{width:100%;background:#222;color:#eee;border:1px solid #444;border-radius:5px;padding:12px;font-size:14px}.dialog-buttons{display:flex;justify-content:flex-end;gap:10px;margin-top:23px}.settings-body>p{font-size:13px;line-height:1.8;color:#aaa}.sidebar-scrim{position:fixed;inset:0;z-index:29;background:#000a}.sidebar.mobile-open{z-index:30}.message-attachment{font-size:11px;color:#999;margin-top:8px;overflow-wrap:anywhere}.chat-dialog button:focus-visible{outline-offset:-2px}
@media(min-width:1600px){.welcome{margin-top:15vh}.composer-region,.messages,.suggestions{max-width:820px}}
@media(max-width:1100px){.sidebar{width:240px;padding-inline:12px}.chat-header{padding:0 24px}.chat-workspace{padding:0 28px}.preview-label{display:none}.suggestions{grid-template-columns:repeat(2,1fr)}.suggestions button{font-size:12px}.suggestions button>svg:last-child{display:block;margin-left:auto}.welcome h1{font-size:34px}.welcome{margin-top:9vh}.workspace-foot{margin-top:35px}}
@media(max-width:760px){.chat-app{min-height:0}.sidebar{display:none;position:fixed;inset:0 auto 0 0;width:280px;padding-top:18px}.sidebar.mobile-open,.chat-app.collapsed .sidebar.mobile-open{display:flex}.sidebar-head{padding-bottom:20px}.sidebar-tools kbd{display:none}.history-row>.icon-btn{opacity:1}.history-open{font-size:13px;min-height:46px}.header-left>.icon-btn{display:inline-flex;width:40px;height:44px}.chat-header{height:69px;padding:0 16px;gap:8px}.header-left{gap:10px}.header-rule,#conversation-title{display:none}.header-right{gap:3px}.temporary{min-width:40px;height:44px;padding:8px}.temporary span{display:none}.temporary svg{width:19px;height:19px}.model-button strong{font-size:18px}.chat-workspace{padding:0 20px}.welcome{margin-top:clamp(32px,8vh,72px);width:100%}.welcome-symbol{margin-bottom:15px;height:75px}.welcome-symbol img{width:85px;height:85px}.welcome-kicker{font-size:9px}.welcome h1{font-size:clamp(28px,6.5vw,38px);letter-spacing:-1.2px;max-width:380px;margin-inline:auto}.welcome-note{font-size:12px;max-width:290px;margin:12px auto 0;line-height:1.7}.composer-region{margin-top:29px}.composer{padding:16px 10px 10px}.composer textarea{font-size:16px;min-height:68px}.composer-toolbar{margin-top:10px}.composer-left,.composer-right{gap:6px}.effort-button{font-size:11px;padding-inline:5px;min-height:44px}.composer-left>.icon-btn{height:44px;width:34px}.send-button{width:38px;height:38px}.enter-hint{display:none}.composer-disclaimer{font-size:9px;line-height:1.7;max-width:290px;margin:11px auto 0}.suggestions{gap:9px;margin-top:22px}.suggestions button{padding:13px 10px;font-size:11px;gap:7px;min-height:48px}.suggestions button>svg:last-child{display:none}.workspace-foot{margin:31px 0 22px}.messages{padding-top:24px}.user-bubble{max-width:93%;font-size:14px;padding:12px 15px}.message-text{padding-left:0;font-size:14px}.message-meta span{font-size:9px}.message-tools{margin-left:0}.message-tools .icon-btn{width:40px;height:40px}.workspace-conversation .composer-region{padding-bottom:12px}.effort-menu{left:-45px;max-width:calc(100vw - 42px)}.dialog-heading{padding:15px 18px}.dialog-heading h2{font-size:17px}.settings-body{padding:20px}.setting-row{font-size:12px;gap:8px}.chat-dialog select{font-size:11px}.toast{bottom:15px;font-size:12px}.profile{padding-bottom:10px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
/* Daily-use controls stay readable while metadata remains quiet. */
.history-open{font-size:13px}.suggestions button{font-size:12px}.effort-button{font-size:13px}.welcome-note{font-size:14px}.plan-link{font-size:13px}.profile strong{font-size:13px}.composer-disclaimer{font-size:11px}
@media(max-width:760px){.welcome-note{font-size:13px}.suggestions button{font-size:11px}.effort-button{font-size:12px}.composer-disclaimer{font-size:10px}.icon-btn{min-height:40px}.message-meta span{font-size:10px}}
.sidebar-tools button{font-size:13px}.sidebar-tools kbd{white-space:nowrap;flex-shrink:0}.enter-hint,.history-empty{color:#999}
@media(max-width:760px){.icon-btn{min-width:44px;min-height:44px}.send-button{width:44px;height:44px}}